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The Ontario Ministry of Transportation (MTO), is undertaking a multi-year construction project to rehabilitate approximately 78 km of Highway 401.

Stantec Consulting Limited was retained by the Ministry to complete the Detailed Design and Class Environmental Assessment (Class EA) Study for the reconstruction of Highway 401 from Tilbury to Victoria Road in the Municipality of Chatham-Kent, County of Essex (Part A), and from Elgin Road 8 (Currie Road) to Colonel Talbot Road in the Counties of Elgin and Middlesex, and the City of London (Part B).

Subject to the outcome of the study, the Ministry is proposing the following improvements:

Part A

Approximately 50 km of full depth pavement reconstruction requiring approximately 5 years of construction

Construction of Contract 1 improvements (GWP 3091‑12‑00) that included the westbound lanes from just east of Essex Road 42 interchange to the Merlin Road underpass was completed in the spring of 2016. Subsequently, construction of the Contract 2 improvements (GWP 3086‑14‑00) including eastbound from just east of Essex Road 42 in the Town of Lakeshore to Drake Road and westbound from Merlin Road to Bloomfield Road in the Municipality of Chatham-Kent was initiated and is currently underway. The improvements are anticipated to be completed in the spring of 2018. Construction of the Contract 3 improvements (GWP 3102‑15‑00), which includes improvements from Essex Road 42 in the County of Essex easterly to Victoria Road in the Municipality of Chatham-Kent, is anticipated to begin in 2018, subject to funding and approvals. For more information, please see About Part A.

Part B

Approximately 28 km of full depth pavement reconstruction requiring approximately 6 years of construction

Drainage improvements (ditching, culverts, sewers, etc.)

Replacement/rehabilitation of bridges and culverts

Environmental protection and mitigation, where required

The proposed works have been divided into MTO contracts 4, 5a, and 5b (Project Reference: GWP 3132‑12‑00 and 3093‑12‑00 respectively).

Contracts 4, 5a, and 5b will be prepared as design-build ready contracts. Detailed design will then be completed by a contractor to be retained by MTO at a future date.

A design-build ready package has been prepared for Contract 5a. For more information, see About Part B.